.box2{
    margin-top: 30px;
    /* background: pink; */
    /* background-color: pink; */
}
h4:hover{
    color: #00a4ff;
}
.b2tou{
    height: 45px;
    line-height: 10px;
    /* background-color: #fff; */
}
.b2tou h3{
    padding: 10px;
}
.b2tou .b22{
    float: right;
    font-size: 12px;
    color: #a5a5a5;
    margin-top: 20px;
    margin-right: 30px;
}
.box2 .b2tou h3{
    float: left;
    font-size: 20px;
    color: #494949;
}
.b2tou ul{
    float: left;
    margin-left: 240px;
}
.b2tou ul li{
    float: left;
    margin: 0 15px;
}
.b2tou ul li a{
    float: right;
    display: block;
    height: 42px;
    padding: 0 35px;
    line-height: 42px;
    font-size: 18px;
    color: #050505;
    /* margin: 10px 30px 0 0; */
    border-left: 1px solid #ccc;
}
.b2tou ul li a:hover{
    color: #00a4ff;
    border-bottom: 2px solid #00a4ff;
}
         /* 底部部分 */
.b2di{
    margin-top: 20px;
    float: left;
}
.b2di .dibu1{
    float: left;
    width: 228px;
    height: 392px;
}
.b2di .dibu1 img{
    float: left;
    width: 100%;
}
.b2di .dibu2{
    float: left;
    width: 957px;
    margin-left: 15px;
}
.b2di .dibu2 img{
    width: 100%;
}
.dibu2 h4 {
    margin: 20px 20px 20px 25px;
    font-size: 14px;
    font-weight: 400;
}
.dibu2 .info{
    margin: 0 20px 0 25px;
    font-size: 12px;
    color: #999;
}
.box2 .b2di .dibu2 ul{
    margin-top: 15px;
}
.box2 .b2di .dibu2 ul li{
width: 228px;
float: left;
height: 270px;
background-color: #f3f5f7;
margin: 0 15px 15px 0;
}
.box2 .b2di .dibu2 .four {
    margin: 0 0 15px;
}